CA445070A - Conversion protractor and parallel rule - Google Patents

Conversion protractor and parallel rule

Info

Publication number
CA445070A
CA445070A CA445070A CA445070DA CA445070A CA 445070 A CA445070 A CA 445070A CA 445070 A CA445070 A CA 445070A CA 445070D A CA445070D A CA 445070DA CA 445070 A CA445070 A CA 445070A
Authority
CA
Canada
Prior art keywords
protractor
conversion
parallel rule
rule
parallel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA445070A
Other languages
French (fr)
Inventor
Gordon Shaw Charles
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA445070A publication Critical patent/CA445070A/en
Expired legal-status Critical Current

Links

CA445070A Conversion protractor and parallel rule Expired CA445070A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA445070T

Publications (1)

Publication Number Publication Date
CA445070A true CA445070A (en) 1947-11-18

Family

ID=35562721

Family Applications (1)

Application Number Title Priority Date Filing Date
CA445070A Expired CA445070A (en) Conversion protractor and parallel rule

Country Status (1)

Country Link
CA (1) CA445070A (en)

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